diff --git a/README.md b/README.md
index 4195d2934..48dbb6b87 100644
--- a/README.md
+++ b/README.md
@@ -187,7 +187,7 @@ Each repository should return a set of Nix derivations:
 In this example `hello-nur` would be a directory containing a `default.nix`:
 
 ```nix
-{ stdenv, fetchurl }:
+{ stdenv, fetchurl, lib }:
 
 stdenv.mkDerivation rec {
   pname = "hello";
@@ -205,7 +205,7 @@ stdenv.mkDerivation rec {
   # fails due to patch
   doCheck = false;
 
-  meta = with stdenv.lib; {
+  meta = with lib; {
     description = "A program that produces a familiar, friendly greeting";
     longDescription = ''
       GNU Hello is a program that prints "Hello, world!" when you run it.
diff --git a/release.nix b/release.nix
index a3b995983..5170a8a62 100644
--- a/release.nix
+++ b/release.nix
@@ -9,7 +9,7 @@ python3Packages.buildPythonApplication {
   doCheck = true;
 
   makeWrapperArgs = [
-    "--prefix" "PATH" ":" "${stdenv.lib.makeBinPath [ nix-prefetch-git git nix ]}"
+    "--prefix" "PATH" ":" "${pkgs.lib.makeBinPath [ nix-prefetch-git git nix ]}"
     "--set" "LOCALE_ARCHIVE" "${glibcLocales}/lib/locale/locale-archive"
   ];
 }